well, with the effectiveness of servi ces to defend the intere sts of the masses. Third, we shoul d strive to do well. To a chieve good pra ctical results, t he key is to know the law, to gra sp the la ws and using law s. Of fice of economi c devel opme nt, social pr ogress, there are rules to foll ow. Only act a ccor ding to the law, t o overcome bli ndness a nd strengthe ning i nitiative, creati